News
-
Niobium inoshandiswa secatalyst mufuel cell
Brazil ndiyo inogadzira pasi rose niobium uye inobata zvikamu makumi mapfumbamwe nesere kubva muzana zvezvakachengetwa zviri pasi pano. Ichi chemakemikari chinhu chinoshandiswa musimbi alloys, kunyanya-yakasimba-simbi, uye mune inenge isingaperi dhizaini yemhando yepamusoro-tekinoroji yekushandisa kubva kunharembozha kuenda kune injini dzendege. ...Verenga zvimwe -
Kubva kucobalt kuenda ku tungsten: sei mota dzemagetsi uye mafoni ari kumutsa rudzi rutsva rwegoridhe kumhanya
Chii chiri muzvinhu zvako? Vakawanda vedu hatimbofungi nezvezvinhu zvinoita kuti upenyu hwemazuva ano huvepo. Zvakadaro matekinoroji akadai semafoni akangwara, mota dzemagetsi, maTV mahombe uye kugadzirwa kwemagetsi egirinhi zvinoenderana nemhando yemakemikari zvinhu izvo vanhu vazhinji vasina kumbonzwa nezvazvo. Kusvikira kwekupedzisira...Verenga zvimwe -
Simba returbine mablades ane molybdenum silicides
Vatsvagiri vepaKyoto University vakawana kuti molybdenum silicides inogona kuvandudza kushanda kweturbine blades mune ekupedzisira-tembiricha yekupisa masisitimu. Maturbine egasi ndiwo injini dzinogadzira magetsi mumagetsi emagetsi. Matembiricha ekushanda emasisitimu avo ekupisa anogona kudarika ...Verenga zvimwe -
Nzira iri nyore yekugadzira misa ultrathin, yepamusoro-mhando molybdenum trioxide nanosheets.
Molybdenum trioxide (MoO3) ine mukana sechinhu chakakosha chemativi maviri (2-D), asi kugadzirwa kwayo kwakawanda kwakasarira kumashure kwevamwe mukirasi yayo. Ikozvino, vaongorori veA * STAR vakagadzira nzira iri nyore yekugadzira misa ultrathin, yepamusoro-mhando MoO3 nanosheets. Kutevera disc...Verenga zvimwe -
Tsvagiridzo inopa dhizaini nyowani yekuparadzanisa-kutsemura kwemvura
Vesainzi vagara vachiziva kuti platinamu ndiyo inonyanya kukonzera kupatsanura mamorekuru emvura kugadzira gasi rehydrogen. Chidzidzo chitsva chakaitwa nevatsvagiri veBrown University chinoratidza kuti sei platinamu ichishanda zvakanaka-uye handicho chikonzero chave chichifungidzirwa. Tsvagiridzo, yakaburitswa mu ACS Catalysi...Verenga zvimwe -
Kukanganisa uye kubatanidza chromium-tungsten hupfu kugadzira simbi dzakasimba
Nyowani tungsten alloys ari kuvandudzwa muSchuh Boka kuMIT anogona kutsiva yapera uranium muzvombo-kubaya projectiles. Yechina-yechina zvekushandisa sainzi uye mudzidzi akapedza kudzidza engineering Zachary C. Cordero ari kushanda pane yakaderera-chepfu, yakakwirira-simba, yakakwirira-density zvinhu zvekutsiva ...Verenga zvimwe -
Ko tsvina inofamba sei mu tungsten
Chimwe chikamu chemudziyo wevacuum (iyo plasma inotarisana nezvinhu) yefusion yekuedza mudziyo uye remangwana remusanganiswa reactor rinosangana neplasma. Kana maion eplasma achipinda mune izvo zvinhu, izvo zvimedu zvinova atomu isina kwazvakarerekera uye zvinogara mukati mechinhu. Kana ukaonekwa kubva kumaatomu anoumba...Verenga zvimwe -
Musika weChinese Tungsten Concentrate Musika uri pasi pekumanikidzwa paLukewarm Demand
Musika weChinese tungsten concentrate musika wanga uchimanikidzwa kubva mukupera kwaGumiguru nekuda kwekudziya kwekuda kubva kune vashandisi vekupedzisira mushure mekunge vatengi vabva pamusika. Concentrate vatengesi vanocheka mitengo yavo yekupa kukurudzira kutenga mukutarisana nekusasimba kwemusika. Mitengo yeTungsten yekuChina ndeye...Verenga zvimwe -
Kukanganisa uye kubatanidza chromium-tungsten hupfu kugadzira simbi dzakasimba
Nyowani tungsten alloys ari kuvandudzwa muSchuh Boka kuMIT anogona kutsiva yapera uranium muzvombo-kubaya projectiles. Yechina-yechina zvekushandisa sainzi uye mudzidzi akapedza kudzidza engineering Zachary C. Cordero ari kushanda pane yakaderera-chepfu, yakakwirira-simba, yakakwirira-density zvinhu zvekutsiva ...Verenga zvimwe -
Tungsten uye titanium makomisheni anoshandura akajairika alkane kuita mamwe mahydrocarbon
Chinhu chine hunyanzvi chinoshandura gasi repropane kuita mahydrocarboni anorema chakagadzirwa neSaudi Arabia King Abdullah University of Science and Technology. (KAUST) vatsvakurudzi. Iyo inomhanyisa zvakanyanya kuita kwemakemikari inozivikanwa se alkane metathesis, inogona kushandiswa kupro...Verenga zvimwe -
Brittle zvinhu zvakaomeswa: Tungsten-fibre-yakasimbiswa tungsten
Tungsten inonyanya kukodzera semidziyo yezvikamu zvakasimbiswa zvakanyanya zvemudziyo wakavharira inopisa fusion plasma, iri iyo simbi ine yakanyanya kunyungudika. Zvisinei, kuipa kwayo, kushata kwayo, uko pasi pekunetseka kunoita kuti iite zinyekenyeke uye ive nyore kukuvara. Imwe novel, yakawedzera kusimba com ...Verenga zvimwe -
Tungsten se interstellar radiation kudzivirira?
Kufashaira kwe5900 madhigirii celsius uye kuomarara kwakafanana nedhaimondi kwakabatana nekabhoni: tungsten ndiyo simbi inorema, asi ine mabasa ebhayoloji-kunyanya muhuturu hunoda kupisa. Chikwata chinotungamirwa naTetyana Milojevic kubva kuFaculty of Chemistry paYunivhesiti yeVienna chirevo che ...Verenga zvimwe